Home / 157,422.56-236,005.16-73,235.20

Finding the Fourth Proportional to 157,422.56, 236,005.16 and 73,235.20

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Solution

The fourth proportional to 157,422.56, 236,005.16 and 73,235.20 is: 109,792.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,422.56 : 236,005.16 = 73,235.20 : x
  2. Step 2: Convert to fraction form
    157,422.56/236,005.16 = 73,235.20/x
  3. Step 3: Cross multiply
    157,422.56x = 236,005.16 × 73,235.20
  4. Step 4: Simplify right side
    157,422.56x = 17,283,885,093.63
  5. Step 5: Solve for x
    x = 17,283,885,093.63/157,422.56
  6. Step 6: Final answer
    x = 109,792.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.